Home / 738,055.76-1,103,039.80-538,795.76

Finding the Fourth Proportional to 738,055.76, 1,103,039.80 and 538,795.76

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Solution

The fourth proportional to 738,055.76, 1,103,039.80 and 538,795.76 is: 805,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,055.76 : 1,103,039.80 = 538,795.76 : x
  2. Step 2: Convert to fraction form
    738,055.76/1,103,039.80 = 538,795.76/x
  3. Step 3: Cross multiply
    738,055.76x = 1,103,039.80 × 538,795.76
  4. Step 4: Simplify right side
    738,055.76x = 594,313,167,351.25
  5. Step 5: Solve for x
    x = 594,313,167,351.25/738,055.76
  6. Step 6: Final answer
    x = 805,241.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.